/* --- Variables & Colors --- */
:root {
    --color-bg-main: #f3eae3; /* Marrom bem clarinho / Bege */
    --color-bg-surface: #e3d3c8; /* Latte / Cappuccino para dar contraste */
    --color-gold-mid: #b08d28; /* Ouro mais escuro para ler bem no fundo claro */
    --color-gold-deep: #8a6a1c;
    --color-text-main: #3e2723; /* Marrom café expresso bem escuro para o texto */
    --color-text-muted: #5d4037; /* Marrom médio para subtítulos */
    
    --font-heading: 'Lora', serif;
    --font-body: 'Montserrat', sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Base --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-main);
    background-color: var(--color-bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-gold-mid);
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center {
    text-align: center;
}

.mt-4 { margin-top: 2rem; }

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-align: center;
}

.btn-primary {
    background-color: var(--color-gold-mid);
    color: #fdfaf6;
    border: 2px solid var(--color-gold-mid);
    box-shadow: 0 4px 15px rgba(176, 141, 40, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-gold-deep);
    border-color: var(--color-gold-deep);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-gold-mid);
    border: 2px solid var(--color-gold-mid);
}

.btn-outline:hover {
    background-color: var(--color-gold-mid);
    color: #fdfaf6;
}

/* --- Header --- */
.header {
    background-color: rgba(243, 234, 227, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(62, 39, 35, 0.1);
    padding: 15px 0;
    border-bottom: 1px solid rgba(176, 141, 40, 0.2);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
}

.logo-emblem {
    width: 65px;
    height: 65px;
    object-fit: contain;
    border-radius: 50%;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-gold-mid);
    letter-spacing: 1px;
}

.logo-title {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a:not(.btn) {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-main);
    transition: color 0.3s ease;
}

.nav-links a:not(.btn):hover {
    color: var(--color-gold-mid);
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 120px;
    padding-bottom: 50px;
    background-color: var(--color-bg-main);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.15);
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--color-gold-mid);
}

.hero p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    color: var(--color-text-muted);
}

/* --- Sections --- */
.section {
    padding: 100px 0;
}

.dark-bg {
    background-color: var(--color-bg-main);
}

.dark-surface-bg {
    background-color: var(--color-bg-surface);
}

.section-header {
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

/* --- Pain Grid --- */
.pain-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.pain-card {
    background: var(--color-bg-main);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(62, 39, 35, 0.08);
    transition: var(--transition-smooth);
    border-top: 2px solid var(--color-gold-mid);
    border-bottom: 1px solid rgba(62, 39, 35, 0.05);
    border-left: 1px solid rgba(62, 39, 35, 0.05);
    border-right: 1px solid rgba(62, 39, 35, 0.05);
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.1);
}

.pain-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.pain-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.pain-card p {
    font-style: italic;
    color: var(--color-text-muted);
}

/* --- Split Section (TCC) --- */
.split-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.split-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.15);
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.split-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.split-text p {
    margin-bottom: 15px;
    font-size: 1.05rem;
    color: var(--color-text-main);
}

.benefit-list {
    list-style: none;
    margin-top: 25px;
}

.benefit-list li {
    margin-bottom: 15px;
    font-size: 1.05rem;
    color: var(--color-text-main);
}

.benefit-list strong {
    color: var(--color-gold-mid);
}

/* --- About Section --- */
.about-badge {
    display: inline-block;
    padding: 6px 15px;
    background-color: transparent;
    color: var(--color-gold-mid);
    border: 1px solid var(--color-gold-mid);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
}

.about-description {
    font-size: 1.15rem;
    max-width: 800px;
    margin: 0 auto 15px auto;
    color: var(--color-text-muted);
}

/* --- Footer --- */
.footer {
    background-color: var(--color-bg-surface);
    color: var(--color-text-muted);
    text-align: center;
    padding: 40px 0;
    font-size: 0.9rem;
    border-top: 1px solid rgba(212, 175, 55, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.social-icon {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-main);
    font-size: 1.05rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.social-icon svg {
    width: 22px;
    height: 22px;
    fill: var(--color-text-main);
    transition: var(--transition-smooth);
}

.social-icon:hover {
    color: var(--color-gold-mid);
}

.social-icon:hover svg {
    fill: var(--color-gold-mid);
}

/* --- WhatsApp Button --- */
.whatsapp-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.whatsapp-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    background-color: #25d366; /* Keep whatsapp green */
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    animation: pulse-whatsapp 2s infinite;
    transition: transform 0.3s ease;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
}

.whatsapp-btn svg {
    width: 35px;
    height: 35px;
    fill: white;
}

@keyframes pulse-whatsapp {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero h1 { font-size: 2.8rem; }
    .split-container, .hero-container { grid-template-columns: 1fr; gap: 40px; }
    .pain-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 20px;
    }
    .hero {
        padding-top: 100px;
    }
    .hero h1 { font-size: 2.2rem; }
    .section-header h2, .split-text h2, .about-content h2 { font-size: 2rem; }
}